My daughter downlowaded this onto my kindle and she loves it. Its ok if your bored but don't expect it to entertain you for long. But hay it was free and it keep her amused for 10-15 minutes at a time.
One of Wilbur's early books all of which are so much better than his recent stuff. So if you've read his recent efforts and been put off - take heart his earlier stuff was really good and this is one of the best!